condition mean min max 4 h after light 143.6 143.6 143.6 8 h after light 164.95 125.4 204.5 12 h after light 164.95 131.3 198.6 4 h after dark 213.8 202.1 225.5 8 h after dark 424.6 406.9 442.3 12 h after dark 615.0 476.2 753.8